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Spread: Celtics (-9.5)

5 of 12 top Polymarket traders hold Celtics (42%) · Celtics at 79¢ · $2K held · ends Nov 9

Celtics79¢Bucks21¢Ends Mon, Nov 9, 2026View on Polymarket
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⚠️

Avoid

Celtics

Consensus Traders

12

Celtics 42%

Total Value

$2.4K

Combined PnL

$272.95

Smart Money Entry

54.1¢ → 78.5¢

+45% since entry · 5 traders

Research grade

AvoidCeltics at 79%

Matches a pattern that lost clearly more than the plain consensus in our tests.

  • BasketballFull year, out of sample: basketball lost −4.8 % a trade (n 1,747, 95 % CI −9.2 to +0.3); Oct 22 backtest: −12.0 % and −9.2 % in its two windows.
  • Spread or totalOct 22 backtest: spreads and totals −14.5 % a trade in spring (95 % CI −27 to −1), +1.5 % in October: no edge.
  • Consensus under 60 %Every backtest started at 60 %+ of the holders; below that nothing was measured.
  • Favourite (60–95¢)Full year, out of sample: 0.70–0.90 lost −0.9 % a trade (n 26,050, 95 % CI −1.5 to −0.3): the least bad band, still a loss. The Oct 22 backtest's +0.4 % (n 4,327) was not confirmed.

The rules come from our Oct 22 2026 backtest (one entry per market, held to resolution, after a 1¢ half-spread and Polymarket's taker fees). Our full-year test without hindsight (Oct 26 2026) found none of them profitable out of sample, and the plain consensus lost −3.0 % a trade. The grade describes the market; it is not a forecast, not an edge and not advice.

Smart Money Signal

Celtics

5 of 12 top traders (42%)7 hold an outcome priced under 50%7 small positions dimmed (<$100 invested)

Market Activity

Outcome Probabilities

Celtics79%
Bucks22%

Smart Money Breakdown by Outcome

Celtics5 traders
Total Value$2.2K
Total Shares2,587
Combined PnL+$318.14
Bucks7 traders
Total Value$173.17
Total Shares618
Combined PnL-$45.19
Celtics — 42%Bucks — 58%

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EV Calculator

Consensus % is how many tracked traders hold a side, not a win probability.

Break-even chance80.3%

78.5¢ price + 1.0¢ spread + 0.8¢ fee (Sports 5%). Win more often than this and the bet pays.

Expected Value—
Expected ROIenter your estimate
Max Profit
+$24.51
Max Loss
-$100.00
Shares
124.5

A market order pays the taker fee and crosses the spread (assumed 1.0¢); a limit order pays no fee but may not fill. The fee category is a guess from the title.

Market Info

Condition ID
0x7393ada4...7ba215
Slug
nba-bos-mil-2026-11-08-spread-away-9pt5
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